I08.0

Billable
ChapterI00–I99
Ranksubcategory
Official Description

Rheumatic disorders of both mitral and aortic valves

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

Instructional Notes

Includes
  • Involvement of both mitral and aortic valves specified as rheumatic or unspecified
General instructions are available for the parent sections:
View CH9 NotesView I08 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I05-I09Chronic rheumatic heart diseases (I05-I09)
I08Multiple valve diseases
I08.0Rheumatic disorders of both mitral and aortic valves

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I08.0:

categoryI08
Multiple valve diseases
View context instructions
chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to I08.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

15 raw paths
Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular)3 unique routes
aortic (heart) (nonrheumatic) (valve)(2 variants)
rheumatic
with mitral disease→I08.0
with
mitral disease→I08.0
mitral (chronic) (double) (fibroid) (heart) (inactive) (valve) (with chorea)
with
aortic (valve) disease→I08.0
Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)2 unique routes
rheumatic (active) (acute) (chronic) (subacute)(2 variants)
inactive or quiescent with(2 variants)
endocarditis(2 variants)
aortic (valve)
with mitral (valve) disease→I08.0
mitral (valve)
with aortic (valve) disease→I08.0
Insufficiency, insufficient7 unique routes
aortic (valve)(3 variants)
rheumatic(2 variants)
with(2 variants)
mitral (valve) disease→I08.0
stenosis
with mitral (valve) disease→I08.0
with
mitral (valve) disease→I08.0
mitral (valve)(4 variants)
rheumatic(2 variants)
with(2 variants)
aortic valve disease→I08.0
obstruction or stenosis
with aortic valve disease→I08.0
with(2 variants)
aortic valve disease→I08.0
obstruction or stenosis
with aortic valve disease→I08.0
Stenosis, stenotic (cicatricial)3 unique routes
aortic (valve)(2 variants)
rheumatic(2 variants)
with(2 variants)
incompetency, insufficiency or regurgitation
with mitral (valve) disease→I08.0
mitral (valve) disease→I08.0
mitral (chronic) (inactive) (valve)
with
aortic valve disease→I08.0

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 306
Cardiac Congenital and Valvular Disorders with MCC
DRG 307
Cardiac Congenital and Valvular Disorders without MCC

Cross Reference

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